Individual provider Active NPI

Maria Cristina Mallari

  • Registered Nurse
  • Las Vegas, NV
National Provider Identifier
1811846231
Registry record updated Jan 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered NurseTaxonomy code 163W00000X
License
847353 Issued in NV
Practice address
9275 W Russell Rd Ste 205
Las Vegas, NV 89148-1476
Phone
(844) 472-5634
NPI assigned
Jan 27, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 27, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 847353 NV Primary

Addresses

Primary practice location

9275 W Russell Rd Ste 205
Las Vegas, NV 89148-1476

Mailing address

4655 Englewood Ave
Las Vegas, NV 89139-5774

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
847353NVMDRegistered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Horizon Home Health Care, LLC Past Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1769472000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769472000000",
    "number": "1811846231",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4655 ENGLEWOOD AVE",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891395774"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9275 W RUSSELL RD STE 205",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891481476",
            "telephone_number": "844-472-5634"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MALLARI",
        "first_name": "MARIA CRISTINA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-01-27",
        "last_updated": "2026-01-27",
        "certification_date": "2026-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "NV",
            "license": "847353",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Las Vegas, NV

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.